<html><head></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px"><div id="yui_3_16_0_ym19_1_1499397628369_3907">Hi,</div><div id="yui_3_16_0_ym19_1_1499397628369_3907"><br></div><div id="yui_3_16_0_ym19_1_1499397628369_3907" dir="ltr">I have this LM and its pfsg is attached as a pdf. Can you please detail how the null nodes are created?</div><div id="yui_3_16_0_ym19_1_1499397628369_4005"><br id="yui_3_16_0_ym19_1_1499397628369_4006"></div><div id="yui_3_16_0_ym19_1_1499397628369_4007">\data\</div><div id="yui_3_16_0_ym19_1_1499397628369_4008">ngram 1=6</div><div id="yui_3_16_0_ym19_1_1499397628369_4009">ngram 2=7</div><div id="yui_3_16_0_ym19_1_1499397628369_4010">ngram 3=1</div><div id="yui_3_16_0_ym19_1_1499397628369_4011"><br id="yui_3_16_0_ym19_1_1499397628369_4012"></div><div id="yui_3_16_0_ym19_1_1499397628369_4013">\1-grams:</div><div id="yui_3_16_0_ym19_1_1499397628369_4014">-0.5228788<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4015"> </span></s></div><div id="yui_3_16_0_ym19_1_1499397628369_4016">-99<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4017"> </span><s><span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4018"> </span>-0.7781513</div><div id="yui_3_16_0_ym19_1_1499397628369_4019">-0.69897<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4020"> </span>cat<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4021"> </span>-0.30103</div><div id="yui_3_16_0_ym19_1_1499397628369_4022">-1<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4023"> </span>dog<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4024"> </span>-0.30103</div><div id="yui_3_16_0_ym19_1_1499397628369_4025">-1<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4026"> </span>set<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4027"> </span>-0.30103</div><div id="yui_3_16_0_ym19_1_1499397628369_4028">-0.5228788<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4029"> </span>the<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4030"> </span>-0.4771213</div><div id="yui_3_16_0_ym19_1_1499397628369_4031"><br id="yui_3_16_0_ym19_1_1499397628369_4032"></div><div id="yui_3_16_0_ym19_1_1499397628369_4033">\2-grams:</div><div id="yui_3_16_0_ym19_1_1499397628369_4034">-0.05387538<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4035"> </span><s> the<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4036"> </span>-0.1439066</div><div id="yui_3_16_0_ym19_1_1499397628369_4037">-0.39794<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4038"> </span>cat </s></div><div id="yui_3_16_0_ym19_1_1499397628369_4039">-0.5228788<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4040"> </span>cat set</div><div id="yui_3_16_0_ym19_1_1499397628369_4041">-0.1870866<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4042"> </span>dog </s></div><div id="yui_3_16_0_ym19_1_1499397628369_4043">-0.1870866<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4044"> </span>set </s></div><div id="yui_3_16_0_ym19_1_1499397628369_4045">-0.2466723<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4046"> </span>the cat</div><div id="yui_3_16_0_ym19_1_1499397628369_4047">-0.69897<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4048"> </span>the dog</div><div id="yui_3_16_0_ym19_1_1499397628369_4049"><br id="yui_3_16_0_ym19_1_1499397628369_4050"></div><div id="yui_3_16_0_ym19_1_1499397628369_4051">\3-grams:</div><div id="yui_3_16_0_ym19_1_1499397628369_4052">-0.1618508<span style="white-space:pre-wrap;" id="yui_3_16_0_ym19_1_1499397628369_4053"> </span><s> the cat</div><div id="yui_3_16_0_ym19_1_1499397628369_4054"><br id="yui_3_16_0_ym19_1_1499397628369_4055"></div><div dir="ltr" id="yui_3_16_0_ym19_1_1499397628369_4056">\end\</div></div></body></html>